4mm, with spliced contact, gold-plated high-end version, cross hole for accepting cables up to Ø 7mm. The cable setscrew has a mounting hole of Ø 4mm for accepting a further banana plug.
made from highly pure OFC copper for the best possible conductivity
24 carat gold-plating for corrosion protection
available packed according to size in bags which can also be used as refill packs for the assortment box
sleeves with insulation ...
